Overview
The AD524CDZ is a precision monolithic instrumentation amplifier designed by Analog Devices Inc. It is tailored for data acquisition applications that demand high accuracy under various operating conditions. This amplifier stands out due to its exceptional combination of high linearity, high common-mode rejection ratio (CMRR), low offset voltage drift, and low noise. These characteristics make the AD524CDZ highly suitable for use in numerous data acquisition systems, particularly those requiring precision and reliability.
Key Specifications
| Specification | Value |
|---|---|
| Low Noise | 0.3 µV p-p (0.1 Hz to 10 Hz) |
| Low Nonlinearity | 0.003% (G = 1) |
| Common Mode Rejection Ratio (CMRR) | 90 dB (G = 1), 120 dB (G = 1000) |
| Low Offset Voltage | 50 µV |
| Low Offset Voltage Drift | 0.5 µV/°C |
| Gain Bandwidth Product | 25 MHz (G = 1000) |
| Input Bias Current | 15 nA |
| Output Slew Rate | 5 V/µs |
| Settling Time | 15 µs to 0.01% for gains of 1 to 100 |
| Package Types | 16-lead ceramic DIP, 16-lead SOIC wide, 20-terminal leadless chip carrier |
Key Features
- Pin Programmable Gains: The AD524CDZ offers pin programmable gains of 1, 10, 100, and 1000, and can be set to any gain between 1 and 1000 with a single resistor.
- Input Protection: The amplifier input is fully protected for both power-on and power-off fault conditions.
- No External Components Required: For fixed gains, no external components are necessary, making it a complete amplifier solution.
- High Dynamic Performance: With a gain bandwidth product of 25 MHz and a settling time of 15 µs to 0.01% for gains of 1 to 100, it is suitable for high-speed data acquisition systems.
- High Precision: Input and output offset nulling terminals are provided to minimize offset voltage changes in gain ranging applications.
Applications
The AD524CDZ is designed for various data acquisition applications that require high accuracy and precision. These include:
- Data acquisition systems in industrial, medical, and aerospace environments.
- High-speed data acquisition systems where fast settling times and high slew rates are critical.
- Applications requiring high linearity and low noise, such as in precision instrumentation and measurement systems.
- Military and aerospace applications due to its availability in military-grade packages and its compliance with MIL-STD-883B standards.
Q & A
- What is the primary application of the AD524CDZ?
The AD524CDZ is primarily used in data acquisition applications requiring high accuracy and precision.
- What are the available gain settings for the AD524CDZ?
The AD524CDZ offers pin programmable gains of 1, 10, 100, and 1000, and can be set to any gain between 1 and 1000 with a single resistor.
- What is the common-mode rejection ratio (CMRR) of the AD524CDZ?
The CMRR is 90 dB at unity gain and 120 dB at a gain of 1000.
- Does the AD524CDZ require external components for fixed gains?
No, the AD524CDZ does not require any external components for fixed gains of 1, 10, 100, and 1000.
- What is the settling time of the AD524CDZ?
The settling time is 15 µs to 0.01% for gains of 1 to 100.
- Is the AD524CDZ input protected?
- What are the available package types for the AD524CDZ?
The AD524CDZ is available in 16-lead ceramic DIP, 16-lead SOIC wide, and 20-terminal leadless chip carrier packages.
- What is the gain bandwidth product of the AD524CDZ?
The gain bandwidth product is 25 MHz at a gain of 1000.
- Is the AD524CDZ suitable for high-speed applications?
- Does the AD524CDZ comply with military standards?
